US PATENT SUBCLASS 34 / 135
.~.~.~ Axial treated material feed type

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

523  DF  APPARATUS {40}
108  DF  .~ Rotary drums or receptacles {7}
130  DF  .~.~ With gas or vapor flow for contact with treated material {5}
135.~.~.~ Axial treated material feed type {2}
136  DF  .~.~.~.~> Concurrent gas or vapor flow only
137  DF  .~.~.~.~> Countercurrent gas or vapor flow only

DEFINITION

Classification: 34/135

(under subclass 130) Apparatus of the type in which the material to be treated is introduced into one end of the drum or receptacle, travels along the interior in the direction of the axis of rotation, and is discharged from the other end.

SEE OR SEARCH THIS CLASS, SUBCLASS:

127, and indented subclasses.

134, for the subject matter there provided for, including axial material flow.